*{
    padding: 0;
    margin: 0;
}

body{
    font-family: "Microsoft YaHei",sans-serif;
    background-color: #ffffff;
}
/*顶层*/
.top{
    width: 100%;
    height: 100px;
    background-color: #0e8999;
    position: relative;
}shike

.logo {
    font-size: 70px;
    font-weight: bold;
    color: #ffffff;
    float: left;
}


.nav{
    /*line-height:100px;*/
    /*padding-top: 50px;*/
    position: absolute;
    bottom: 0;
    left: 200px;
}

.nav ul{
    list-style-type: none;
}
.nav ul li{
    display: inline;
}

.nav ul li a{
    text-decoration: none;
    color: #ffffff;
    font-size:30px;
}

.nav ul li a:hover{
    color: grey;
}

.search{
    padding-top: 50px;
}

.search input{
    float: right;
    width: 100px;
    height: 30px;
    border: 1px solid blue;
    border-radius: 10px;
}

.avatar{
    float: right;
    padding-top: 30px;
    margin-left: 30px;
}
.avatar img{
    width: 60px;
    height: 60px;
    border-radius:100px;
}

/*中部*/
.middle{
    width: 1000px;
    height: 1500px;
    background-color: lightblue;
    margin: 0 auto;
}

/*.content1 img{*/
    /*width: 30%;*/
    /*height: 30%;*/
/*}*/

/*.content2 img{*/
    /*width: 25%;*/
    /*height: 25%;*/
    /*float:  right;*/
    /*margin: 30px auto;*/
/*}*/


.content1 p{
    margin-left: 20px;
}

.content2 .img{
    width: 20%;
    height: 300px;
    border: 1px solid black;
    text-align: center;
    margin: 10px;
    float: left;
}

.content2 .img img{
    border-radius: 6px 6px 0 0;
    width: 100%;
    height: 90%;
}



form label{
    display: inline-block;
    width: 80px;
}

input{
    width: 100%;
}
input[type=text] {
    width: 100%;
    padding: 12px 20px;
    margin: 8px 0;
    box-sizing: border-box;
    border: 2px solid red;
    background-color: #3CBC8D;
    border-radius: 4px;
    color: white;
}

input[type=password]{
    width: 100%;
    padding: 12px 20px;
    margin: 8px 0;
    box-sizing:border-box;
    border: 2px solid red;
    background-color: #3CBC8D;
    border-radius: 4px;
    color: white;

}


/*底部*/
.bottom{
    width: 1000px;
    height: 60px;
    background-color: slategrey;
    margin: 20px auto 0 auto;
}

/*.bottom hr{*/
    /*!*水平分割线变垂直*!*/
    /*height: 300px;*/
    /*width: 1px;*/
    /*color: #ff75ff;*/
    /*margin-left: 30px;*/
/*}*/